import java.util.InputMismatchException;
import java.util.Scanner;

public class GuessNumber {
    public static void main(String[] args) {
        System.out.println("欢迎来到猜数字程序");
        Scanner scan = new Scanner(System.in);
        while (true) {
            int guess = 0;
            int chances = 7;
            int answer = (int) (Math.random() * 100 + 1);

            while (chances >= 0) {
                System.out.println("请输入1-100之间的整数，包括1和100,你还有" + chances + "机会:");
                try {
                    guess = scan.nextInt();
                } catch (InputMismatchException e) {
                    System.out.println("请输入数字!");
                    scan.next();
                    continue;
                }
                if (guess == -1) {
                    break;
                }
                if (guess > answer) {
                    System.out.println("大了");
                } else if (guess < answer) {
                    System.out.println("小了");
                } else {
                    System.out.println("猜对了");
                    break;
                }
                chances = chances - 1;
            }
            System.out.println("再玩一次吗（y/n）");
            String again = scan.next();
            if (!again.equalsIgnoreCase("y")){
                break;
            }
        }
    }
}
